What is the circumference of a circle whose radius is 20 feet? Leave answer in terms of π.

a. 10π feet

b. 20π feet

c. 40π feet

d. 100π feet?

If the circumference is 12 pi what is the area expressed in terms of pi. Group of answer choices 144 pi 6 pi 22 pi square 36 pi

Find the percent change in price a. a prices increases from $12 to $15 and b. a price descreases from $20 to $12

Determine the intercepts of the line. - 4 x + 7 = 2 y - 3 - 4x+7=2y-3

Parallelograms ABDC and EFHG are similar. If side AC equals 4 units, side AB equals 16 units, and side EG equals 32 units, what is the length of side EF?

A section representing 20% of a circle graph has an angle measure of 20°. True False

Robert collected 330 aluminum cans. If 100 aluminum cans weigh 4 pounds, and the recycling center is paying 25 cents a pound, how much will Robert be paid for his 330 cans?

A single box of thumb tacks weighed 3 1/2 ounces. If a teacher had 4 1/7 boxes, how much would their combined weight be

A triangle has an area of 80 yd22 and a height of 10 yd How long is the base of the triangle? Enter your answer in the box.

What is 9 and 8/15 plus 11 and 5/12?

What is 2 + 8 equal to